After the place of publication, the place of printing maybe given if different. This is desirable only in rare and old books. (4j

The number of pages is to be indicated by giving the last number of each paging, connecting the numbers by the sign +; the addition of unpaged matter may be shown by a +, or the number of pages ascertained by counting may be given in brackets. When there are more than three pagings, it is better to add them together and give the sum in brackets.

These imprint entries are to give the facts, whether ascertained from the book or from other sources; those which are usually taken from the title (edition, place, publisher’s name, and series) should be in the language of the title, corrections and additions being inclosed in brackets. It is better to give the words, “maps,” “portraits,” etc., and the abbreviations for “volumes” and “pages,” in English. (4k

CONTENTS, NOTES.

Notes (in English) and contents of volumes are to be given when necessary to properly describe the works. Both notes and lists of contents to be in a smaller type. (5a

MISCELLANEOUS.

A single dash or indent indicates the omission of the preceding heading; a subsequent dash or indent indicates the omission of a subordinate heading, or of a title. (6a

A dash connecting numbers signifies to and including; following a number it signifies continuation. (6b

A ? following a word or entry signifies probably. (6c

Brackets inclose words added to titles or imprints or changed in form. (6d